Open-Source Directory — Claude / Anthropic

Claude
Tools

A curated index of extensions, plugins, MCP servers, hooks, and integrations for Claude — discovered from GitHub and refreshed daily.

Repository Growth — Last 30 Days

8240entries
★ starsA–Z name

dart-risk-mcp

1
@anboyu-alt

한국 상장사 금융감독원 DART 공시 분석 - 주가조작·불공정거래 위험 신호 탐지 도구 MCP

updated Jul 2026

AI-coding-agent-harness

1
@Mecha-Aima

Single-process Python harness for a Claude Code-style coding agent: streaming Anthropic Messages, parallel tools, YAML permissions, sessions, skills, MCP (stdio), teams, and optional background workers.

updated Apr 2026

datetime-mcp

1
@Eyalm321

MCP server providing datetime awareness via tools and resources

updated Jun 2026

awesome-claude-code

1
@itgoyo

A curated list of tools, frameworks, agents, skills, hooks, MCP servers, and resources for Claude Code by Anthropic

updated Apr 2026

claude-ui-tool

1
@esolnguyen

Full-stack web UI for managing Claude Code configuration agents, commands, skills, workflows, MCP servers, and settings with built-in terminal and chat.

updated May 2026

agents

1
@lx-wnk

20 specialist Claude Code sub-agents for AI-assisted development — model-tiered, least-privilege tools, composable plugin groups, persist-block protocol.

updated Jul 2026

my-cc-extension

1
@John1Q84

my claude code extensions

updated Jun 2026

compliance-tool

1
@pamelaaaaa1218

合规工具 - 基于 Claude API 的内容合规检查平台,React + Node.js + SQLite

updated May 2026

porkbun-mcp

1
@Eyalm321

MCP server for Porkbun API v3 — 32 tools for domain registration, DNS, SSL, and more

updated Jun 2026

claude-mcp-starter

1
@JustDreameritis

Clean MCP server template for Claude Code and Claude Desktop — 6 example tools, extensible architecture, ready to fork

updated Apr 2026

adrx

1
@pallavi-oke

AdRx is a command-line agent built on the Anthropic API using Claude's tool-use capability. The user runs a single brief command with a CSV of campaign performance data. The agent autonomously decides which diagnostic analyses to run, interprets the results, prioritizes findings.

updated May 2026

hydra

1
@kai-linux

Self-extending AI agent that writes, validates, and hot-loads its own Python tools at runtime. Built with PydanticAI + MCP.

updated Apr 2026

AbhiMeet

1
@abhishekjoshi-eng

Free open-source meeting recorder with AI transcription & reporting. Fireflies.ai alternative. Records audio + screen, transcribes with Whisper AI in 90+ languages, generates meeting minutes via Claude MCP. No subscription, 100% local.

updated Apr 2026

grounding-ai

1
@andyliszewski

Local-first document corpus pipeline for grounded AI agents

updated Jun 2026

aeroftp-mcp

1
@axpdev-lab

VS Code extension to install and configure the AeroFTP MCP server for Claude Code

updated Jul 2026

go-skills

1
@chafingdishposition355

Build pragmatic Go apps with an idiomatic, flat project layout guide for clean code, clear flow, and maintainable APIs

updated Jul 2026

ollama-intern-mcp

1
@mcp-tool-shop-org

The local intern for Claude Code — 42 job-shaped tools with correlation IDs, evidence-first briefs, durable artifacts. Local-first MCP server over Ollama, with optional Ollama Cloud routing (600B-class models, automatic local fallback). Validated Hermes Agent integration on hermes3:8b.

updated Jul 2026

claude-code-bridge-mcp

1
@rahuljava2807

MCP server that pipes Claude Code session output into Claude Chat — no more copy-paste between tools

updated Apr 2026

openChpok

1
@sady4850

CLI proxy that reduces LLM token consumption on common dev commands by compacting verbose tool output. Fully local, single Go binary, zero runtime dependencies

updated May 2026

matilha-skills

1
@danilods

You lead. Agents hunt. Cognitive + methodological harness for AI-assisted software — 139 skills across 7 companion packs + composition layer. Cross-tool (Claude Code, Cursor, Codex, Gemini CLI).

updated Jun 2026

blobfish-mcp

1
@swayam-mishra

Any OpenAPI spec. Zero config. Claude-ready. MCP server that turns any REST API into Claude-callable tools instantly.

updated Jun 2026

Snapmark

1
@rajitha302

Annotate screenshots on your clipboard before pasting them into AI chats.

updated Jul 2026

gptcc

1
@joungminsung

GPT for Claude Code — use OpenAI GPT models inside the Claude Code CLI via documented extension points (ANTHROPIC_BASE_URL, ANTHROPIC_CUSTOM_MODEL_OPTION, plugin hooks). Cross-platform, no binary modification. MIT.

updated Apr 2026

flibbertigibbeting-discord-status

1
@Achilleees

Your Discord status, now Flibbertigibbeting - VS Code extension that shows Claude Code's spinner words as Discord Rich Presence.

updated Jul 2026
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